The TEN-TEC RX-400 receiver recently got a stamp of approval from the FCC, but what kind of receiver is this?
It has receiving range from 2-3000 Mhz (cellular blocked) and a lack of buttons and a display.


The manual is not quite helpfull on how this receiver works, but the TEN-TEC website provides some more information.
USB, LSB, ISB, CW, AM, NFM, WFM modes
1 Hz tuning steps
Can be controlled by RS232 or TCP/IP
100 channels per/s scan speed
1000 memory channels
At was not immediately apparent of control software is supplied with the radio.
Some additional pictures here, manual here.
FCC ID: ‘DJ7-400′